{"id":3012,"date":"2025-05-28T16:47:36","date_gmt":"2025-06-04T09:10:35","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=3012"},"modified":"2025-06-04T16:47:36","modified_gmt":"2025-06-04T09:10:35","slug":"%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84hex%e5%87%bd%e6%95%b8","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/python\/%e4%ba%86%e8%a7%a3python%e4%b8%ad%e7%9a%84hex%e5%87%bd%e6%95%b8\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Python \u4e2d\u7684 `hex()` \u51fd\u6578\uff1a2025 \u6700\u65b0\u8a9e\u6cd5\u8207\u5be6\u7528\u7bc4\u4f8b"},"content":{"rendered":"

<\/p>\n

\u6df1\u5165\u4e86\u89e3 Python \u4e2d\u7684 `hex()` \u51fd\u6578<\/h1>\n

Python \u4e2d\u7684 `hex()` \u51fd\u6578\u53ef\u4ee5\u5c07\u6578\u5b57\u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d\u8868\u793a\u6cd5\uff0c\u5b83\u53ef\u4ee5\u63a5\u53d7\u4e00\u500b\u6574\u6578\u6216\u662f\u6d6e\u9ede\u6578\uff0c\u4e26\u4e14\u6703\u56de\u50b3\u4e00\u500b\u5b57\u4e32\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u4ecb\u7d39 `hex()` \u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5\u3001\u512a\u7f3a\u9ede\u3001\u932f\u8aa4\u6392\u9664\u4ee5\u53ca\u5ef6\u4f38\u61c9\u7528\uff0c\u5e6b\u52a9\u4f60\u66f4\u597d\u5730\u638c\u63e1\u9019\u500b\u51fd\u6578\u3002<\/p>\n

2025 \u6700\u65b0 `hex()` \u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5<\/h2>\n

`hex()` \u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5\u975e\u5e38\u7c21\u55ae\uff0c\u53ea\u8981\u5c07\u8981\u8f49\u63db\u7684\u6578\u5b57\u50b3\u5165\u51fd\u6578\u4e2d\uff0c\u5c31\u53ef\u4ee5\u5f97\u5230\u5b83\u7684\u5341\u516d\u9032\u4f4d\u8868\u793a\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n

“`python
\n# \u5c07\u6574\u6578 10 \u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d
\nhex_num = hex(10)
\nprint(hex_num) # \u5370\u51fa 0xa<\/p>\n

# \u5c07\u6d6e\u9ede\u6578 10.5 \u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d
\nhex_num = hex(10.5)
\nprint(hex_num) # \u5370\u51fa 0x1.8000000000000p+3
\n“`<\/p>\n

\u53ef\u4ee5\u770b\u5230\uff0c`hex()` \u51fd\u6578\u5c07 10 \u8f49\u63db\u6210 0xa\uff0c\u800c 10.5 \u5247\u8f49\u63db\u6210 0x1.8000000000000p+3\u3002\u9019\u4e9b\u7bc4\u4f8b\u5c55\u793a\u4e86 `hex()` \u51fd\u6578\u7684\u57fa\u672c\u7528\u6cd5\u3002<\/p>\n

\u4f7f\u7528 `hex()` \u51fd\u6578\u7684\u512a\u9ede<\/h2>\n

– **\u5feb\u901f\u8f49\u63db**\uff1a`hex()` \u51fd\u6578\u8b93\u6211\u5011\u5feb\u901f\u5730\u5c07\u6578\u5b57\u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d\u8868\u793a\u6cd5\uff0c\u800c\u4e0d\u9700\u8981\u624b\u52d5\u8a08\u7b97\u3002
\n– **\u7c21\u55ae\u6613\u7528**\uff1a\u53ea\u9700\u50b3\u5165\u6578\u5b57\uff0c\u5373\u53ef\u7372\u5f97\u7d50\u679c\uff0c\u4f7f\u7528\u4e0a\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n

\u4f7f\u7528 `hex()` \u51fd\u6578\u7684\u7f3a\u9ede<\/h2>\n

– **\u50c5\u9650\u6578\u5b57**\uff1a`hex()` \u51fd\u6578\u53ea\u80fd\u5c07\u6578\u5b57\u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d\u8868\u793a\u6cd5\uff0c\u7121\u6cd5\u5c07\u5b57\u4e32\u6216\u5176\u4ed6\u578b\u5225\u9032\u884c\u8f49\u63db\u3002
\n– **\u6d6e\u9ede\u6578\u8868\u793a**\uff1a\u5c0d\u65bc\u6d6e\u9ede\u6578\uff0c`hex()` \u8f38\u51fa\u7684\u683c\u5f0f\u53ef\u80fd\u8f03\u4e0d\u76f4\u89c0\uff0c\u9700\u7406\u89e3\u5176\u79d1\u5b78\u8a18\u6578\u6cd5\u8868\u793a\u3002<\/p>\n

\u932f\u8aa4\u6392\u9664<\/h2>\n

\u5728\u4f7f\u7528 `hex()` \u51fd\u6578\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u4ee5\u4e0b\u932f\u8aa4\uff1a<\/p>\n

1. **TypeError**\uff1a\u5982\u679c\u50b3\u5165\u7684\u53c3\u6578\u4e0d\u662f\u6574\u6578\u6216\u6d6e\u9ede\u6578\uff0c\u5c07\u6703\u5f15\u767c TypeError\u3002\u78ba\u4fdd\u50b3\u5165\u7684\u53c3\u6578\u985e\u578b\u6b63\u78ba\u3002
\n “`python
\n # \u932f\u8aa4\u793a\u7bc4
\n hex_num = hex(“10”) # TypeError
\n “`<\/p>\n

2. **ValueError**\uff1a\u5982\u679c\u50b3\u5165\u7684\u662f\u4e00\u500b\u7121\u6cd5\u8f49\u63db\u7684\u985e\u578b\uff0c\u4e5f\u6703\u5f15\u767c ValueError\u3002<\/p>\n

\u5ef6\u4f38\u61c9\u7528<\/h2>\n

`hex()` \u51fd\u6578\u5728\u8a31\u591a\u9818\u57df\u4e2d\u90fd\u5f88\u5be6\u7528\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u9032\u884c\u6578\u64da\u8655\u7406\u6216\u52a0\u5bc6\u7b97\u6cd5\u6642\u3002\u4e86\u89e3\u5982\u4f55\u5c07\u6578\u5b57\u8f49\u63db\u70ba\u5341\u516d\u9032\u4f4d\u53ef\u4ee5\u5e6b\u52a9\u4f60\u5728\u8655\u7406\u5716\u50cf\u3001\u7db2\u7d61\u6578\u64da\u7b49\u65b9\u9762\u66f4\u5f97\u5fc3\u61c9\u624b\u3002\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b78\u7fd2 Python \u7684\u66f4\u591a\u61c9\u7528\uff0c\u5efa\u8b70\u53c3\u8003\u9019\u7bc7 [Python \u6559\u5b78\u8cc7\u6e90](https:\/\/vocus.cc\/article\/60a1f2f4fd89780001b37c3d)\u3002<\/p>\n

\u7e3d\u7d50<\/h2>\n

`hex()` \u51fd\u6578\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u51fd\u6578\uff0c\u5b83\u53ef\u4ee5\u8b93\u6211\u5011\u5feb\u901f\u5730\u5c07\u6578\u5b57\u8f49\u63db\u6210\u5341\u516d\u9032\u4f4d\u8868\u793a\u6cd5\uff0c\u800c\u4e0d\u9700\u8981\u81ea\u5df1\u624b\u52d5\u8a08\u7b97\u3002\u96d6\u7136\u5b83\u53ea\u80fd\u8655\u7406\u6578\u5b57\uff0c\u4f46\u5176\u7c21\u55ae\u6613\u7528\u7684\u7279\u6027\u4f7f\u5176\u6210\u70ba Python \u958b\u767c\u8005\u5e38\u7528\u7684\u5de5\u5177\u3002<\/p>\n

Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n

**Q1: `hex()` \u51fd\u6578\u53ef\u4ee5\u8655\u7406\u54ea\u4e9b\u6578\u64da\u985e\u578b\uff1f**
\nA1: `hex()` \u51fd\u6578\u53ef\u4ee5\u8655\u7406\u6574\u6578\u548c\u6d6e\u9ede\u6578\uff0c\u4f46\u4e0d\u652f\u6301\u5b57\u4e32\u6216\u5176\u4ed6\u6578\u64da\u985e\u578b\u3002<\/p>\n

**Q2: \u5982\u4f55\u5c07\u5b57\u4e32\u8f49\u63db\u70ba\u5341\u516d\u9032\u4f4d\uff1f**
\nA2: \u53ef\u4ee5\u900f\u904e\u5c07\u5b57\u4e32\u8f49\u63db\u6210\u5b57\u7bc0\uff0c\u7136\u5f8c\u4f7f\u7528 `hex()` \u51fd\u6578\u4f86\u9054\u5230\u6b64\u76ee\u7684\uff0c\u4f8b\u5982\uff1a
\n“`python
\nstring = “Hello”
\nhex_string = string.encode(‘utf-8’).hex()
\nprint(hex_string)
\n“`<\/p>\n

**Q3: `hex()` \u7684\u8f38\u51fa\u683c\u5f0f\u662f\u4ec0\u9ebc\uff1f**
\nA3: `hex()` \u7684\u8f38\u51fa\u683c\u5f0f\u662f\u4ee5 “0x” \u958b\u982d\u7684\u5341\u516d\u9032\u4f4d\u5b57\u4e32\uff0c\u6574\u6578\u7684\u8f49\u63db\u6703\u4ee5\u6574\u6578\u5f62\u5f0f\u986f\u793a\uff0c\u800c\u6d6e\u9ede\u6578\u5247\u6703\u4ee5\u79d1\u5b78\u8a18\u6578\u6cd5\u8868\u793a\u3002<\/p>\n

—<\/p>\n","protected":false},"excerpt":{"rendered":"

hex()\u51fd\u6578\u662fPython\u4e2d\u7684\u4e00\u500b\u5167\u7f6e\u51fd\u6578\uff0c\u53ef\u4ee5\u5c07\u6574\u6578\u8f49\u63db\u70ba16\u9032\u5236\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u7528\u65bc\u5c07\u6574\u6578\u8f49\u63db\u70ba16\u9032\u5236\u5b57\u7b26\u4e32\uff0c\u4ee5\u53ca\u5c0716\u9032\u5236\u5b57\u7b26\u4e32\u8f49\u63db\u70ba\u6574\u6578\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39hex()\u51fd\u6578\u7684\u4f7f\u7528\u65b9\u6cd5\uff0c\u4ee5\u53ca\u5b83\u7684\u512a\u9ede\u548c\u7f3a\u9ede\u3002<\/p>\n","protected":false},"author":1,"featured_media":2518,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[18],"tags":[15],"class_list":["post-3012","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python","tag-python"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/badgameshow.com\/steven\/wp-content\/uploads\/2022\/12\/DALL\u00b7E-2022-12-28-14.25.55-\u62f7\u8c9d2.png","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-MA","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=3012"}],"version-history":[{"count":3,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3012\/revisions"}],"predecessor-version":[{"id":12965,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/3012\/revisions\/12965"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media\/2518"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=3012"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=3012"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=3012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}